<div class="widget widget-category">
    <h3 class="widget-title">分类</h3>
    <ul>
        {% for category in category_list %}
            <li>
                <a href="{% url 'blog:category' category.pk %}">{{ category.name }}<span class="post-count">(13)</span> </a>
            </li>
        {% empty %}
            暂无分类
        {% endfor %}
    </ul>
</div>